On Sat, 2012-03-17 at 23:36 -0400, Dave Reisner wrote:
> Using the -w flag with grep actually fought against us here, and hid
> some instances where xalloc functions weren't used. Discard it in favor
> of an explicit word boundary as a prefix to the function name, and
> extend our requirements on the trailing side of the pattern.
>
> This also fixes the few new instances that were overlooked because of
> the regex's deficiency.
>
> Signed-off-by: Dave Reisner <dreisner@xxxxxxxxxxxxx>
> ---
> fdisk/sfdisk.c | 2 +-
> sys-utils/swapon.c | 4 ++--
> tools/checkxalloc.sh | 2 +-
> 3 files changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/fdisk/sfdisk.c b/fdisk/sfdisk.c
> index 6267652..e766b04 100644
> --- a/fdisk/sfdisk.c
> +++ b/fdisk/sfdisk.c
> @@ -304,7 +304,7 @@ restore_sectors(char *dev) {
> error(_("partition restore file has wrong size - not restoring\n"));
> goto err;
> }
> - if (!(ss0 = (char *)malloc(statbuf.st_size))) {
> + if (!(ss0 = xmalloc(statbuf.st_size))) {
> error(_("out of memory?\n"));
> goto err;
> }
xmalloc and friends abort the program when allocation fail.
> diff --git a/sys-utils/swapon.c b/sys-utils/swapon.c
> index f17fad6..fe16169 100644
> --- a/sys-utils/swapon.c
> +++ b/sys-utils/swapon.c
> @@ -197,7 +197,7 @@ read_proc_swaps(void) {
> *p = '\0';
> }
>
> - q = realloc(swapFiles, (numSwaps+1) * sizeof(*swapFiles));
> + q = xrealloc(swapFiles, (numSwaps+1) * sizeof(*swapFiles));
> if (q == NULL)
> break;
same here. This would actually break functionality.
> swapFiles = q;
> @@ -640,7 +640,7 @@ swapon_all(void) {
> if (!streq(fstab->mnt_type, MNTTYPE_SWAP))
> continue;
>
> - opts = strdup(fstab->mnt_opts);
> + opts = xstrdup(fstab->mnt_opts);
>
> for (opt = strtok(opts, ","); opt != NULL;
> opt = strtok(NULL, ",")) {
> diff --git a/tools/checkxalloc.sh b/tools/checkxalloc.sh
> index 578340e..6634c82 100755
> --- a/tools/checkxalloc.sh
> +++ b/tools/checkxalloc.sh
> @@ -10,7 +10,7 @@ cd "$(git rev-parse --show-toplevel)" || {
> }
>
> git grep -zl '#include "xalloc.h"' |
> - xargs -0 grep -nwE '[^x](([cm]|re)alloc|strdup)\('
> + xargs -0 grep -nE '\b(([cm]|re)alloc|strdup)[[:space:]]*\([^)]'
>
> result=$?
>
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