[GRASS-SVN] r64021 - in grass/branches/releasebranch_7_0: . lib/segment
svn_grass at osgeo.org
svn_grass at osgeo.org
Thu Jan 8 14:53:26 PST 2015
Author: neteler
Date: 2015-01-08 14:53:26 -0800 (Thu, 08 Jan 2015)
New Revision: 64021
Modified:
grass/branches/releasebranch_7_0/
grass/branches/releasebranch_7_0/lib/segment/format.c
Log:
libsegment: improve messages on write failure (trunk, r62429)
Property changes on: grass/branches/releasebranch_7_0
___________________________________________________________________
Modified: svn:mergeinfo
- /grass/trunk:60497,60563-60566,60817,60976,61046,61096,61141,61994,62085,62105,62179-62180,62182,62190,62403,62422,62424,62437,62466,62469,62487,62491,62494,62501,62506,62508-62509,62515,62518-62519,62521,62526,62533,62539,62541,62555,62562,62566,62570,62573,62575,62585,62588,62597,62603,62606,62608-62609,62614,62618,62628,62632,62638,62642,62648-62649,62652,62654-62657,62666,62691,62705,62709,62723,62730,62739,62741,62743,62746,62750-62752,62757,62762,62785,62798,62800-62801,62803,62805,62812,62822,62824,62828,62831,62838,62845,62847,62850,62856,62879,62881,62886,62904,62907-62908,62910,62912,62914,62916,62918,62920,62925,62932-62933,62935,62940,62942,62944-62946,62949,62955-62956,62958,62960,62962,62964,62966-62968,62970,62973,62975,62977,62981,62983,62985,62987,62989,62991,62993,62995,62997,62999-63000,63003,63005,63007,63009,63011,63013,63015,63017,63020,63022,63024,63026,63028-63031,63033,63035,63037,63040,63043-63044,63047,63049,63051,63053,63055,63057,63060,63062-
63064,63066,63068,63070-63071,63074,63076,63079,63081,63083,63085,63087,63089,63091,63093,63095,63098,63100,63102,63105,63107,63109,63111,63113-63114,63116,63119,63121,63123,63125,63130,63132-63133,63135,63137,63140,63143,63145,63147,63149,63151,63153-63154,63157,63160,63165,63170,63173,63175,63187,63192-63193,63196,63199-63200,63202,63209,63216,63220-63221,63224,63227,63240,63246,63250,63255,63259,63261,63275-63276,63279,63281,63283,63287,63290,63292,63297,63302,63304-63307,63315,63319,63327,63330,63332,63339,63342,63345,63361-63363,63367,63369,63379,63389,63391,63393,63402,63408-63409,63416-63417,63425,63427,63429,63431,63433,63448,63451,63453,63457,63459,63464-63470,63473,63482,63497,63505,63508,63510,63515,63521-63524,63526,63536-63537,63551-63552,63554,63556,63558-63559,63562,63570,63576,63582,63589-63593,63602,63604,63608-63609,63616,63618,63624,63626,63628,63630,63634,63639,63642,63644,63650,63652,63656,63679,63685,63689,63691,63693,63695,63698,63700-63702,63704,63706
-63707,63709,63711,63713,63715,63717-63718,63721-63727,63731,63733,63736,63740-63742,63744-63749,63751-63752,63756,63758,63760-63761,63767,63777,63780,63783,63787,63793,63796-63798,63801,63803,63807-63808,63812,63814,63816,63821,63823-63824,63827-63828,63830-63831,63834-63835,63837-63839,63841,63843-63844,63846-63847,63849,63851,63853,63855-63856,63858-63859,63862,63865,63869,63871,63882,63884,63889-63890,63892-63895,63897-63898,63900,63902-63903,63905,63907,63909-63911,63913-63914,63927,63930-63931,63940-63941,63945,63954-63955,63960,63965,63967,63976-63983,63995
+ /grass/trunk:60497,60563-60566,60817,60976,61046,61096,61141,61994,62085,62105,62179-62180,62182,62190,62403,62422,62424,62429,62437,62466,62469,62487,62491,62494,62501,62506,62508-62509,62515,62518-62519,62521,62526,62533,62539,62541,62555,62562,62566,62570,62573,62575,62585,62588,62597,62603,62606,62608-62609,62614,62618,62628,62632,62638,62642,62648-62649,62652,62654-62657,62666,62691,62705,62709,62723,62730,62739,62741,62743,62746,62750-62752,62757,62762,62785,62798,62800-62801,62803,62805,62812,62822,62824,62828,62831,62838,62845,62847,62850,62856,62879,62881,62886,62904,62907-62908,62910,62912,62914,62916,62918,62920,62925,62932-62933,62935,62940,62942,62944-62946,62949,62955-62956,62958,62960,62962,62964,62966-62968,62970,62973,62975,62977,62981,62983,62985,62987,62989,62991,62993,62995,62997,62999-63000,63003,63005,63007,63009,63011,63013,63015,63017,63020,63022,63024,63026,63028-63031,63033,63035,63037,63040,63043-63044,63047,63049,63051,63053,63055,63057,63060,
63062-63064,63066,63068,63070-63071,63074,63076,63079,63081,63083,63085,63087,63089,63091,63093,63095,63098,63100,63102,63105,63107,63109,63111,63113-63114,63116,63119,63121,63123,63125,63130,63132-63133,63135,63137,63140,63143,63145,63147,63149,63151,63153-63154,63157,63160,63165,63170,63173,63175,63187,63192-63193,63196,63199-63200,63202,63209,63216,63220-63221,63224,63227,63240,63246,63250,63255,63259,63261,63275-63276,63279,63281,63283,63287,63290,63292,63297,63302,63304-63307,63315,63319,63327,63330,63332,63339,63342,63345,63361-63363,63367,63369,63379,63389,63391,63393,63402,63408-63409,63416-63417,63425,63427,63429,63431,63433,63448,63451,63453,63457,63459,63464-63470,63473,63482,63497,63505,63508,63510,63515,63521-63524,63526,63536-63537,63551-63552,63554,63556,63558-63559,63562,63570,63576,63582,63589-63593,63602,63604,63608-63609,63616,63618,63624,63626,63628,63630,63634,63639,63642,63644,63650,63652,63656,63679,63685,63689,63691,63693,63695,63698,63700-63702,63704
,63706-63707,63709,63711,63713,63715,63717-63718,63721-63727,63731,63733,63736,63740-63742,63744-63749,63751-63752,63756,63758,63760-63761,63767,63777,63780,63783,63787,63793,63796-63798,63801,63803,63807-63808,63812,63814,63816,63821,63823-63824,63827-63828,63830-63831,63834-63835,63837-63839,63841,63843-63844,63846-63847,63849,63851,63853,63855-63856,63858-63859,63862,63865,63869,63871,63882,63884,63889-63890,63892-63895,63897-63898,63900,63902-63903,63905,63907,63909-63911,63913-63914,63927,63930-63931,63940-63941,63945,63954-63955,63960,63965,63967,63976-63983,63995
Modified: grass/branches/releasebranch_7_0/lib/segment/format.c
===================================================================
--- grass/branches/releasebranch_7_0/lib/segment/format.c 2015-01-08 22:50:24 UTC (rev 64020)
+++ grass/branches/releasebranch_7_0/lib/segment/format.c 2015-01-08 22:53:26 UTC (rev 64021)
@@ -22,7 +22,7 @@
#include "local_proto.h"
-static int _Segment_format(int, off_t, off_t, int, int, int, int);
+static int seg_format(int, off_t, off_t, int, int, int, int);
static int write_int(int, int);
static int write_off_t(int, off_t);
static int zero_fill(int, off_t);
@@ -62,7 +62,7 @@
int Segment_format(int fd, off_t nrows, off_t ncols, int srows, int scols,
int len)
{
- return _Segment_format(fd, nrows, ncols, srows, scols, len, 1);
+ return seg_format(fd, nrows, ncols, srows, scols, len, 1);
}
/**
@@ -100,11 +100,11 @@
int Segment_format_nofill(int fd, off_t nrows, off_t ncols, int srows, int scols,
int len)
{
- return _Segment_format(fd, nrows, ncols, srows, scols, len, 0);
+ return seg_format(fd, nrows, ncols, srows, scols, len, 0);
}
-static int _Segment_format(int fd,
+static int seg_format(int fd,
off_t nrows, off_t ncols,
int srows, int scols, int len, int fill)
{
@@ -147,7 +147,9 @@
}
if (lseek(fd, 0L, SEEK_SET) == (off_t) -1) {
- G_warning("Segment_format(): Unable to seek (%s)", strerror(errno));
+ int err = errno;
+
+ G_warning("Segment_format(): Unable to seek (%s)", strerror(err));
return -1;
}
@@ -178,8 +180,14 @@
static int write_int(int fd, int n)
{
+ errno = 0;
if (write(fd, &n, sizeof(int)) != sizeof(int)) {
- G_warning("Segment_format(): Unable to write (%s)", strerror(errno));
+ int err = errno;
+
+ if (err)
+ G_warning("Segment format: Unable to write (%s)", strerror(err));
+ else
+ G_warning("Segment format: Unable to write (insufficient disk space?)");
return 0;
}
@@ -188,8 +196,14 @@
static int write_off_t(int fd, off_t n)
{
+ errno = 0;
if (write(fd, &n, sizeof(off_t)) != sizeof(off_t)) {
- G_warning("Segment_format(): Unable to write (%s)", strerror(errno));
+ int err = errno;
+
+ if (err)
+ G_warning("Segment format: Unable to write (%s)", strerror(err));
+ else
+ G_warning("Segment format: Unable to write (insufficient disk space?)");
return 0;
}
@@ -211,8 +225,14 @@
while (nbytes > 0) {
n = nbytes > sizeof(buf) ? sizeof(buf) : nbytes;
+ errno = 0;
if (write(fd, buf, n) != n) {
- G_warning("segment zero_fill(): Unable to write (%s)", strerror(errno));
+ int err = errno;
+
+ if (err)
+ G_warning("segment zero_fill(): Unable to write (%s)", strerror(err));
+ else
+ G_warning("segment zero_fill(): Unable to write (insufficient disk space?)");
return -1;
}
nbytes -= n;
@@ -229,12 +249,21 @@
static const char buf[10];
G_debug(3, "Using new segmentation code...");
+ errno = 0;
if (lseek(fd, nbytes - 1, SEEK_CUR) < 0) {
- G_warning("segment zero_fill(): Unable to seek (%s)", strerror(errno));
+ int err = errno;
+
+ G_warning("segment zero_fill(): Unable to seek (%s)", strerror(err));
return -1;
}
+ errno = 0;
if (write(fd, buf, 1) != 1) {
- G_warning("segment zero_fill(): Unable to write (%s)", strerror(errno));
+ int err = errno;
+
+ if (err)
+ G_warning("segment zero_fill(): Unable to write (%s)", strerror(err));
+ else
+ G_warning("segment zero_fill(): Unable to write (insufficient disk space?)");
return -1;
}
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