Attachment 1450059 Details for Bug 1399206 – Enhancement proposed to upstream

[patch] Enhancement proposed to upstream

ps-exe-format-option.patch (text/plain), 1.92 KB, created by Jan Rybar on 2018-06-11 14:16:07 UTC

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Creator: Jan Rybar

Created: 2018-06-11 14:16:07 UTC

Size: 1.92 KB

patch

obsolete

>diff --git a/ps/output.c b/ps/output.c
>index e718f19..bad4f83 100644
>--- a/ps/output.c
>+++ b/ps/output.c
>@@ -1250,6 +1250,26 @@ static int pr_luid(char *restrict const outbuf, const proc_t *restrict const pp)
> }
> 
> 
>+/* full path to executable */
>+static int pr_exe(char *restrict const outbuf, const proc_t *restrict const pp){
>+    char filename[48];
>+    ssize_t num_read = 0;
>+
>+    snprintf(filename, sizeof filename, "/proc/%d/exe", pp->tgid);
>+
>+    num_read = readlink(filename, outbuf, OUTBUF_SIZE-1);
>+    if (num_read > 0) {
>+    	outbuf[num_read] = '\0';
>+    }
>+    else {
>+        outbuf[0] = '-';
>+        outbuf[1] = '\0';
>+        num_read = 1;
>+    }
>+
>+    return num_read;
>+}
>+
> /************************* Systemd stuff ********************************/
> static int pr_sd_unit(char *restrict const outbuf, const proc_t *restrict const pp){
>   return snprintf(outbuf, COLWID, "%s", pp->sd_unit);
>@@ -1533,6 +1553,7 @@ static const format_struct format_array[] = {
> {"etimes",    "ELAPSED", pr_etimes,   sr_etime,   7,   0,    BSD, ET|RIGHT}, /* FreeBSD */
> {"euid",      "EUID",    pr_euid,     sr_euid,    5,   0,    LNX, ET|RIGHT},
> {"euser",     "EUSER",   pr_euser,    sr_euser,   8, USR,    LNX, ET|USER},
>+{"exe",       "EXE",     pr_exe,      sr_nop,    27,   0,    LNX, PO|UNLIMITED},
> {"f",         "F",       pr_flag,     sr_flags,   1,   0,    XXX, ET|RIGHT}, /*flags*/
> {"fgid",      "FGID",    pr_fgid,     sr_fgid,    5,   0,    LNX, ET|RIGHT},
> {"fgroup",    "FGROUP",  pr_fgroup,   sr_fgroup,  8, GRP,    LNX, ET|USER},
>diff --git a/ps/ps.1 b/ps/ps.1
>index b358d2f..a230f2e 100644
>--- a/ps/ps.1
>+++ b/ps/ps.1
>@@ -1249,6 +1249,14 @@ option can be used to force the decimal representation.  (alias
> .BR uname ", "  user ).
> T}
> 
>+exe	EXE	T{
>+path to the executable. Useful if path cannot be printed via
>+.BR cmd ", " comm
>+or
>+.BR args
>+format options.
>+T}
>+
> f	F	T{
> flags associated with the process, see the
> .B PROCESS FLAGS

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Attachments on bug 1399206: 1450059